该装置运行成本低、对农田废水净化具有良好效果。
The set can treat the agricultural wastewater with high efficiency and low run cost.
传统的废水净化系统在低温下并不能完全成功地杀灭细菌。
C. Conventional wastewater purification systems have not been fully successful in killing bacteria at cold temperatures.
还有一个额外的好处，那就是这个系统可以将城市废水净化，然后排放到大海里。
As an added bonus, the system purifies waste water now being pumped into the ocean.
本研究是在以前研究的基础上对南京某选厂浮选废水净化处理与回用工艺的补充试验研究。
The technique of purifying and reusing floatation wastewater of a floatation mill in Nanjing was studied on the basis of early research.
将废水浇灌到田里，这些水经过土壤的过滤后又重新流回当地的水系，这已经被证明是非常合理的污水净化方法。
Spreading wastewater over fields, and allowing it to leach back through the soil into local waterways, turns out to be a reasonable way to purify it.
一个负责工厂给水和废水处理的工程师可能对给水净化运转更为重视和关心。
A plant engineer who is in charge of both water supply and wastewater treatment will probably put more effort and concern into the operation of the water purification plant.
根据锅炉除尘废水循环回用的水质要求，提出将循环水净化与锅炉烟气脱硫除尘联合进行以及应因地制宜，利用各种废物处理锅炉废水和废气。
According to the quality requirement for the recycle water a treatment scheme combining the purification of circulating wastewater and the desulfurization process of stack gas treatment is proposed.
实践证明：采用超滤法处理冷轧厂含油废水及乳化液废水，能达到污水净化的目标。
All the practices show that UF is very successful for treating emulsion and oil contaminated wastewater in Cold Rolling Mill and benefits of wastewater purification have been obtained.
实践证明：采用超滤法处理冷轧厂含油废水及乳化液废水，能达到污水净化的目标。
All the practices show that UF is very successful for treating emulsion and oil contaminated wastewater in Cold Rolling Mill and benefits of wastewater purification have been obtained.
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